backport ipv6 security fix to 2.4 (#4245)

SVN-Revision: 13734
This commit is contained in:
Felix Fietkau 2008-12-23 12:22:22 +00:00
parent 35fb7c324d
commit e90ad86d42

View File

@ -0,0 +1,26 @@
Backport of:
From: David S. Miller <davem@davemloft.net>
Date: Fri, 9 May 2008 06:40:26 +0000 (-0700)
Subject: sit: Add missing kfree_skb() on pskb_may_pull() failure.
X-Git-Tag: v2.6.26-rc2~19^2
X-Git-Url: http://git.kernel.org/?p=linux%2Fkernel%2Fgit%2Ftorvalds%2Flinux-2.6.git;a=commitdiff_plain;h=36ca34cc3b8335eb1fe8bd9a1d0a2592980c3f02
sit: Add missing kfree_skb() on pskb_may_pull() failure.
Noticed by Paul Marks <paul@pmarks.net>.
Signed-off-by: David S. Miller <davem@davemloft.net>
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -410,9 +410,9 @@ int ipip6_rcv(struct sk_buff *skb)
}
icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PROT_UNREACH, 0);
- kfree_skb(skb);
read_unlock(&ipip6_lock);
out:
+ kfree_skb(skb);
return 0;
}